var config = new Config
                {
                    GroupId = UtilityConfig._groupId,
                    EnableAutoCommit = true,
                    StatisticsInterval = TimeSpan.FromSeconds(6),
                    ["auto.offset.reset"] = "lastest" //设置获取最新的消息，要设置什么去官方文档找，直接通过key-value方式设置即可
                };
                using (var consumer = new EventConsumer(config, UtilityConfig._brokerlist))
                {
                     //代码逻辑

    public string this[string name]
    {
      set
      {
        this.handle.Set(name, value);
      }
      get
      {
        return this.handle.Get(name);
      }
    }

    public string GroupId
    {
      set
      {
        this["group.id"] = value;
      }
      get
      {
        return this["group.id"];
      }
    }

    public bool EnableAutoCommit
    {
      set
      {
        this["enable.auto.commit"] = value ? "true" : "false";
      }
      get
      {
        return this["enable.auto.commit"] == "true";
      }
    }